5(x-5)+3(3x)=31

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Solution for 5(x-5)+3(3x)=31 equation:


Simplifying
5(x + -5) + 3(3x) = 31

Reorder the terms:
5(-5 + x) + 3(3x) = 31
(-5 * 5 + x * 5) + 3(3x) = 31
(-25 + 5x) + 3(3x) = 31

Remove parenthesis around (3x)
-25 + 5x + 3 * 3x = 31

Multiply 3 * 3
-25 + 5x + 9x = 31

Combine like terms: 5x + 9x = 14x
-25 + 14x = 31

Solving
-25 + 14x = 31

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '25' to each side of the equation.
-25 + 25 + 14x = 31 + 25

Combine like terms: -25 + 25 = 0
0 + 14x = 31 + 25
14x = 31 + 25

Combine like terms: 31 + 25 = 56
14x = 56

Divide each side by '14'.
x = 4

Simplifying
x = 4

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